.NET SDK Elevation of Privilege Vulnerability
Published Jun 9, 2026
7.8
HIGHCVSS 3.1
EPSS 0.42%
Description
Improper authorization in .NET allows an authorized attacker to elevate privileges locally.
Affected products
-
- Version 10.0.0StatusaffectedConstraints<10.0.9
- Version 8.0.0StatusaffectedConstraints<8.0.28
- Version 9.0.0StatusaffectedConstraints<9.0.17
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | n/a | n/a |
|
No data.
Red Hat Enterprise Linux 10
dotnet10.0
Not affected
Red Hat Enterprise Linux 10
dotnet8.0
Not affected
Red Hat Enterprise Linux 10
dotnet9.0
Not affected
Red Hat Enterprise Linux 8
dotnet10.0
Not affected
Red Hat Enterprise Linux 8
dotnet8.0
Not affected
Red Hat Enterprise Linux 8
dotnet9.0
Not affected
Red Hat Enterprise Linux 9
dotnet10.0
Not affected
Red Hat Enterprise Linux 9
dotnet8.0
Not affected
Red Hat Enterprise Linux 9
dotnet9.0
Not affected
Red Hat Hardened Images
dotnet10.0
Not affected
Red Hat Hardened Images
dotnet8.0
Not affected
Red Hat Hardened Images
dotnet9.0
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | dotnet10.0 | Not affected | n/a |
| Red Hat Enterprise Linux 10 | dotnet8.0 | Not affected | n/a |
| Red Hat Enterprise Linux 10 | dotnet9.0 | Not affected | n/a |
| Red Hat Enterprise Linux 8 | dotnet10.0 | Not affected | n/a |
| Red Hat Enterprise Linux 8 | dotnet8.0 | Not affected | n/a |
| Red Hat Enterprise Linux 8 | dotnet9.0 | Not affected | n/a |
| Red Hat Enterprise Linux 9 | dotnet10.0 | Not affected | n/a |
| Red Hat Enterprise Linux 9 | dotnet8.0 | Not affected | n/a |
| Red Hat Enterprise Linux 9 | dotnet9.0 | Not affected | n/a |
| Red Hat Hardened Images | dotnet10.0 | Not affected | n/a |
| Red Hat Hardened Images | dotnet8.0 | Not affected | n/a |
| Red Hat Hardened Images | dotnet9.0 | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat products are not affected by this vulnerability. The issue is specific to the .NET SDK workload management functionality on Microsoft Windows systems and does not impact Red Hat supported platforms.
References (7)
- https://access.redhat.com/security/cve/CVE-2026-45490 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2487184 Issue Tracking
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-35674 Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45490 vendor-advisorypatchVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-45490
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45490.json
- https://www.cve.org/CVERecord?id=CVE-2026-45490
Change history (0)
No recorded changes yet.